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The electronic configuration of the element which is just above the element with atomic number 43 in the
\( \mathrm{P} \) same periodic group is:

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(a) \( 1 s^{2}, 2 s^{2}, 2 p^{6}, 3 s^{2} 3 p^{6} 3 d^{5}, 4 s^{2} \)
(b) \( 1 s^{2}, 2 s^{2}, 2 p^{6}, 3 s^{2} 3 p^{6} 3 d^{10}, 4 s^{2} 4 p^{5} \)
(c) \( 1 s^{2} 2 s^{2} 2 p^{6}, 3 s^{2} 3 p^{6} 3 d^{6}, 4 s^{1} \)
(d) \( 1 s^{2}, 2 s^{2}, 2 p^{6}, 3 s^{2} 3 p^{6} 3 d^{10}, 4 s^{1} 4 p^{6} \)
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